<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />
<title>INIConfiguration xref</title>
<link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" />
</head>
<body>
<div id="overview"><a href="../../../../../apidocs/org/apache/commons/configuration/INIConfiguration.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> * contributor license agreements.  See the NOTICE file distributed with</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * the License.  You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *     <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">package</strong> org.apache.commons.configuration;
<a class="jxr_linenumber" name="19" href="#19">19</a>  
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.io.BufferedReader;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.io.PrintWriter;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.io.Reader;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.io.Writer;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.net.URL;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.util.Collection;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> java.util.Set;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> java.util.TreeSet;
<a class="jxr_linenumber" name="31" href="#31">31</a>  
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment"> * An initialization or ini file is a configuration file typically found on</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * Microsoft's Windows operating system and contains data for Windows based</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * applications.</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * Although popularized by Windows, ini files can be used on any system or</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * platform due to the fact that they are merely text files that can easily be</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * parsed and modified by both humans and computers.</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * A typical ini file could look something like:</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * [section1]</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * ; this is a comment!</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * var1 = foo</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * var2 = bar</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * [section2]</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> * var1 = doo</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment"> * The format of ini files is fairly straight forward and is composed of three</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment"> * components:&lt;br&gt;</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Sections:&lt;/b&gt; Ini files are split into sections, each section</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment"> * starting with a section declaration. A section declaration starts with a '['</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment"> * and ends with a ']'. Sections occur on one line only.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Parameters:&lt;/b&gt; Items in a section are known as parameters.</em>
<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment"> * Parameters have a typical {@code key = value} format.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Comments:&lt;/b&gt; Lines starting with a ';' are assumed to be comments.</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment"> * &lt;/li&gt;</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment"> * There are various implementations of the ini file format by various vendors</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment"> * which has caused a number of differences to appear. As far as possible this</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment"> * configuration tries to be lenient and support most of the differences.</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment"> * Some of the differences supported are as follows:</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Comments:&lt;/b&gt; The '#' character is also accepted as a comment</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment"> * signifier.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Key value separtor:&lt;/b&gt; The ':' character is also accepted in place</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment"> * of '=' to separate keys and values in parameters, for example</em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment"> * {@code var1 : foo}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Duplicate sections:&lt;/b&gt; Typically duplicate sections are not allowed ,</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>  <em class="jxr_javadoccomment"> * this configuration does however support it. In the event of a duplicate</em>
<a class="jxr_linenumber" name="88" href="#88">88</a>  <em class="jxr_javadoccomment"> * section, the two section's values are merged.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Duplicate parameters:&lt;/b&gt; Typically duplicate parameters are only</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>  <em class="jxr_javadoccomment"> * allowed if they are in two different sections, thus they are local to</em>
<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment"> * sections; this configuration simply merges duplicates; if a section has a</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment"> * duplicate parameter the values are then added to the key as a list. &lt;/li&gt;</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment"> * Global parameters are also allowed; any parameters declared before a section</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment"> * is declared are added to a global section. It is important to note that this</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment"> * global section does not have a name.</em>
<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * In all instances, a parameter's key is prepended with its section name and a</em>
<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> * '.' (period). Thus a parameter named "var1" in "section1" will have the key</em>
<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment"> * {@code section1.var1} in this configuration. Thus, a section's</em>
<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment"> * parameters can easily be retrieved using the {@code subset} method</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment"> * using the section name as the prefix.</em>
<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> * &lt;h3&gt;Implementation Details:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_javadoccomment"> * Consider the following ini file:&lt;br&gt;</em>
<a class="jxr_linenumber" name="110" href="#110">110</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_javadoccomment"> *  default = ok</em>
<a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment"> *  [section1]</em>
<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment"> *  var1 = foo</em>
<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> *  var2 = doodle</em>
<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> *  [section2]</em>
<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment"> *  ; a comment</em>
<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment"> *  var1 = baz</em>
<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment"> *  var2 = shoodle</em>
<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> *  bad =</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> *  = worse</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment"> *  [section3]</em>
<a class="jxr_linenumber" name="125" href="#125">125</a> <em class="jxr_javadoccomment"> *  # another comment</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment"> *  var1 : foo</em>
<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment"> *  var2 : bar</em>
<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment"> *  var5 : test1</em>
<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment"> *  [section3]</em>
<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment"> *  var3 = foo</em>
<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_javadoccomment"> *  var4 = bar</em>
<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment"> *  var5 = test2</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment"> *  &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment"> * This ini file will be parsed without error. Note:</em>
<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="139" href="#139">139</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The parameter named "default" is added to the global section, it's value</em>
<a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_javadoccomment"> * is accessed simply using {@code getProperty("default")}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Section 1's parameters can be accessed using</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment"> * {@code getProperty("section1.var1")}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The parameter named "bad" simply adds the parameter with an empty value.</em>
<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * &lt;/li&gt;</em>
<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The empty key with value "= worse" is added using an empty key. This key</em>
<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment"> * is still added to section 2 and the value can be accessed using</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> <em class="jxr_javadoccomment"> * {@code getProperty("section2.")}, notice the period '.' following the</em>
<a class="jxr_linenumber" name="148" href="#148">148</a> <em class="jxr_javadoccomment"> * section name.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="149" href="#149">149</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Section three uses both '=' and ':' to separate keys and values.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Section 3 has a duplicate key named "var5". The value for this key is</em>
<a class="jxr_linenumber" name="151" href="#151">151</a> <em class="jxr_javadoccomment"> * [test1, test2], and is represented as a List.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment"> * The set of sections in this configuration can be retrieved using the</em>
<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment"> * {@code getSections} method.</em>
<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment"> * &lt;em&gt;Note:&lt;/em&gt; Configuration objects of this type can be read concurrently</em>
<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_javadoccomment"> * by multiple threads. However if one of these threads modifies the object,</em>
<a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_javadoccomment"> * synchronization has to be performed manually.</em>
<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * @author Trevor Miller</em>
<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * @version $Id: INIConfiguration.java 1210003 2011-12-03 20:54:46Z oheger $</em>
<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * @since 1.4</em>
<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * @deprecated This class has been replaced by HierarchicalINIConfiguration,</em>
<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * which provides a superset of the functionality offered by this class.</em>
<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> @Deprecated
<a class="jxr_linenumber" name="171" href="#171">171</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/commons/configuration/INIConfiguration.html">INIConfiguration</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../org/apache/commons/configuration/AbstractFileConfiguration.html">AbstractFileConfiguration</a>
<a class="jxr_linenumber" name="172" href="#172">172</a> {
<a class="jxr_linenumber" name="173" href="#173">173</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment">     * The characters that signal the start of a comment line.</em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="176" href="#176">176</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String COMMENT_CHARS = <span class="jxr_string">"#;"</span>;
<a class="jxr_linenumber" name="177" href="#177">177</a> 
<a class="jxr_linenumber" name="178" href="#178">178</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">     * The characters used to separate keys from values.</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="181" href="#181">181</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String SEPARATOR_CHARS = <span class="jxr_string">"=:"</span>;
<a class="jxr_linenumber" name="182" href="#182">182</a> 
<a class="jxr_linenumber" name="183" href="#183">183</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment">     * Create a new empty INI Configuration.</em>
<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="186" href="#186">186</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/INIConfiguration.html">INIConfiguration</a>()
<a class="jxr_linenumber" name="187" href="#187">187</a>     {
<a class="jxr_linenumber" name="188" href="#188">188</a>         <strong class="jxr_keyword">super</strong>();
<a class="jxr_linenumber" name="189" href="#189">189</a>     }
<a class="jxr_linenumber" name="190" href="#190">190</a> 
<a class="jxr_linenumber" name="191" href="#191">191</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_javadoccomment">     * Create and load the ini configuration from the given file.</em>
<a class="jxr_linenumber" name="193" href="#193">193</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="194" href="#194">194</a> <em class="jxr_javadoccomment">     * @param filename The name pr path of the ini file to load.</em>
<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while loading the file</em>
<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="197" href="#197">197</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/INIConfiguration.html">INIConfiguration</a>(String filename) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="198" href="#198">198</a>     {
<a class="jxr_linenumber" name="199" href="#199">199</a>         <strong class="jxr_keyword">super</strong>(filename);
<a class="jxr_linenumber" name="200" href="#200">200</a>     }
<a class="jxr_linenumber" name="201" href="#201">201</a> 
<a class="jxr_linenumber" name="202" href="#202">202</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment">     * Create and load the ini configuration from the given file.</em>
<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="205" href="#205">205</a> <em class="jxr_javadoccomment">     * @param file The ini file to load.</em>
<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while loading the file</em>
<a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="208" href="#208">208</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/INIConfiguration.html">INIConfiguration</a>(File file) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="209" href="#209">209</a>     {
<a class="jxr_linenumber" name="210" href="#210">210</a>         <strong class="jxr_keyword">super</strong>(file);
<a class="jxr_linenumber" name="211" href="#211">211</a>     }
<a class="jxr_linenumber" name="212" href="#212">212</a> 
<a class="jxr_linenumber" name="213" href="#213">213</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment">     * Create and load the ini configuration from the given url.</em>
<a class="jxr_linenumber" name="215" href="#215">215</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_javadoccomment">     * @param url The url of the ini file to load.</em>
<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while loading the file</em>
<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="219" href="#219">219</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/INIConfiguration.html">INIConfiguration</a>(URL url) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="220" href="#220">220</a>     {
<a class="jxr_linenumber" name="221" href="#221">221</a>         <strong class="jxr_keyword">super</strong>(url);
<a class="jxr_linenumber" name="222" href="#222">222</a>     }
<a class="jxr_linenumber" name="223" href="#223">223</a> 
<a class="jxr_linenumber" name="224" href="#224">224</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="225" href="#225">225</a> <em class="jxr_javadoccomment">     * Save the configuration to the specified writer.</em>
<a class="jxr_linenumber" name="226" href="#226">226</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment">     * @param writer - The writer to save the configuration to.</em>
<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while writing the</em>
<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment">     * configuration</em>
<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="231" href="#231">231</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> save(Writer writer) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="232" href="#232">232</a>     {
<a class="jxr_linenumber" name="233" href="#233">233</a>         PrintWriter out = <strong class="jxr_keyword">new</strong> PrintWriter(writer);
<a class="jxr_linenumber" name="234" href="#234">234</a>         Iterator&lt;String&gt; it = getSections().iterator();
<a class="jxr_linenumber" name="235" href="#235">235</a>         <strong class="jxr_keyword">while</strong> (it.hasNext())
<a class="jxr_linenumber" name="236" href="#236">236</a>         {
<a class="jxr_linenumber" name="237" href="#237">237</a>             String section = it.next();
<a class="jxr_linenumber" name="238" href="#238">238</a>             out.print(<span class="jxr_string">"["</span>);
<a class="jxr_linenumber" name="239" href="#239">239</a>             out.print(section);
<a class="jxr_linenumber" name="240" href="#240">240</a>             out.print(<span class="jxr_string">"]"</span>);
<a class="jxr_linenumber" name="241" href="#241">241</a>             out.println();
<a class="jxr_linenumber" name="242" href="#242">242</a> 
<a class="jxr_linenumber" name="243" href="#243">243</a>             <a href="../../../../org/apache/commons/configuration/Configuration.html">Configuration</a> subset = subset(section);
<a class="jxr_linenumber" name="244" href="#244">244</a>             Iterator&lt;String&gt; keys = subset.getKeys();
<a class="jxr_linenumber" name="245" href="#245">245</a>             <strong class="jxr_keyword">while</strong> (keys.hasNext())
<a class="jxr_linenumber" name="246" href="#246">246</a>             {
<a class="jxr_linenumber" name="247" href="#247">247</a>                 String key = keys.next();
<a class="jxr_linenumber" name="248" href="#248">248</a>                 Object value = subset.getProperty(key);
<a class="jxr_linenumber" name="249" href="#249">249</a>                 <strong class="jxr_keyword">if</strong> (value instanceof Collection)
<a class="jxr_linenumber" name="250" href="#250">250</a>                 {
<a class="jxr_linenumber" name="251" href="#251">251</a>                     Iterator&lt;?&gt; values = ((Collection&lt;?&gt;) value).iterator();
<a class="jxr_linenumber" name="252" href="#252">252</a>                     <strong class="jxr_keyword">while</strong> (values.hasNext())
<a class="jxr_linenumber" name="253" href="#253">253</a>                     {
<a class="jxr_linenumber" name="254" href="#254">254</a>                         value = values.next();
<a class="jxr_linenumber" name="255" href="#255">255</a>                         out.print(key);
<a class="jxr_linenumber" name="256" href="#256">256</a>                         out.print(<span class="jxr_string">" = "</span>);
<a class="jxr_linenumber" name="257" href="#257">257</a>                         out.print(formatValue(value.toString()));
<a class="jxr_linenumber" name="258" href="#258">258</a>                         out.println();
<a class="jxr_linenumber" name="259" href="#259">259</a>                     }
<a class="jxr_linenumber" name="260" href="#260">260</a>                 }
<a class="jxr_linenumber" name="261" href="#261">261</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="262" href="#262">262</a>                 {
<a class="jxr_linenumber" name="263" href="#263">263</a>                     out.print(key);
<a class="jxr_linenumber" name="264" href="#264">264</a>                     out.print(<span class="jxr_string">" = "</span>);
<a class="jxr_linenumber" name="265" href="#265">265</a>                     out.print(formatValue(value.toString()));
<a class="jxr_linenumber" name="266" href="#266">266</a>                     out.println();
<a class="jxr_linenumber" name="267" href="#267">267</a>                 }
<a class="jxr_linenumber" name="268" href="#268">268</a>             }
<a class="jxr_linenumber" name="269" href="#269">269</a> 
<a class="jxr_linenumber" name="270" href="#270">270</a>             out.println();
<a class="jxr_linenumber" name="271" href="#271">271</a>         }
<a class="jxr_linenumber" name="272" href="#272">272</a> 
<a class="jxr_linenumber" name="273" href="#273">273</a>         out.flush();
<a class="jxr_linenumber" name="274" href="#274">274</a>     }
<a class="jxr_linenumber" name="275" href="#275">275</a> 
<a class="jxr_linenumber" name="276" href="#276">276</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_javadoccomment">     * Load the configuration from the given reader. Note that the</em>
<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment">     * {@code clear()} method is not called so the configuration read in</em>
<a class="jxr_linenumber" name="279" href="#279">279</a> <em class="jxr_javadoccomment">     * will be merged with the current configuration.</em>
<a class="jxr_linenumber" name="280" href="#280">280</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="281" href="#281">281</a> <em class="jxr_javadoccomment">     * @param reader The reader to read the configuration from.</em>
<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while reading the</em>
<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment">     * configuration</em>
<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="285" href="#285">285</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> load(Reader reader) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="286" href="#286">286</a>     {
<a class="jxr_linenumber" name="287" href="#287">287</a>         <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="288" href="#288">288</a>         {
<a class="jxr_linenumber" name="289" href="#289">289</a>             BufferedReader bufferedReader = <strong class="jxr_keyword">new</strong> BufferedReader(reader);
<a class="jxr_linenumber" name="290" href="#290">290</a>             String line = bufferedReader.readLine();
<a class="jxr_linenumber" name="291" href="#291">291</a>             String section = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="292" href="#292">292</a>             <strong class="jxr_keyword">while</strong> (line != <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="293" href="#293">293</a>             {
<a class="jxr_linenumber" name="294" href="#294">294</a>                 line = line.trim();
<a class="jxr_linenumber" name="295" href="#295">295</a>                 <strong class="jxr_keyword">if</strong> (!isCommentLine(line))
<a class="jxr_linenumber" name="296" href="#296">296</a>                 {
<a class="jxr_linenumber" name="297" href="#297">297</a>                     <strong class="jxr_keyword">if</strong> (isSectionLine(line))
<a class="jxr_linenumber" name="298" href="#298">298</a>                     {
<a class="jxr_linenumber" name="299" href="#299">299</a>                         section = line.substring(1, line.length() - 1) + <span class="jxr_string">"."</span>;
<a class="jxr_linenumber" name="300" href="#300">300</a>                     }
<a class="jxr_linenumber" name="301" href="#301">301</a>                     <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="302" href="#302">302</a>                     {
<a class="jxr_linenumber" name="303" href="#303">303</a>                         String key = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="304" href="#304">304</a>                         String value = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="305" href="#305">305</a>                         <strong class="jxr_keyword">int</strong> index = line.indexOf(<span class="jxr_string">"="</span>);
<a class="jxr_linenumber" name="306" href="#306">306</a>                         <strong class="jxr_keyword">if</strong> (index &gt;= 0)
<a class="jxr_linenumber" name="307" href="#307">307</a>                         {
<a class="jxr_linenumber" name="308" href="#308">308</a>                             key = section + line.substring(0, index);
<a class="jxr_linenumber" name="309" href="#309">309</a>                             value = parseValue(line.substring(index + 1));
<a class="jxr_linenumber" name="310" href="#310">310</a>                         }
<a class="jxr_linenumber" name="311" href="#311">311</a>                         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="312" href="#312">312</a>                         {
<a class="jxr_linenumber" name="313" href="#313">313</a>                             index = line.indexOf(<span class="jxr_string">":"</span>);
<a class="jxr_linenumber" name="314" href="#314">314</a>                             <strong class="jxr_keyword">if</strong> (index &gt;= 0)
<a class="jxr_linenumber" name="315" href="#315">315</a>                             {
<a class="jxr_linenumber" name="316" href="#316">316</a>                                 key = section + line.substring(0, index);
<a class="jxr_linenumber" name="317" href="#317">317</a>                                 value = parseValue(line.substring(index + 1));
<a class="jxr_linenumber" name="318" href="#318">318</a>                             }
<a class="jxr_linenumber" name="319" href="#319">319</a>                             <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="320" href="#320">320</a>                             {
<a class="jxr_linenumber" name="321" href="#321">321</a>                                 key = section + line;
<a class="jxr_linenumber" name="322" href="#322">322</a>                             }
<a class="jxr_linenumber" name="323" href="#323">323</a>                         }
<a class="jxr_linenumber" name="324" href="#324">324</a>                         addProperty(key.trim(), value);
<a class="jxr_linenumber" name="325" href="#325">325</a>                     }
<a class="jxr_linenumber" name="326" href="#326">326</a>                 }
<a class="jxr_linenumber" name="327" href="#327">327</a>                 line = bufferedReader.readLine();
<a class="jxr_linenumber" name="328" href="#328">328</a>             }
<a class="jxr_linenumber" name="329" href="#329">329</a>         }
<a class="jxr_linenumber" name="330" href="#330">330</a>         <strong class="jxr_keyword">catch</strong> (IOException e)
<a class="jxr_linenumber" name="331" href="#331">331</a>         {
<a class="jxr_linenumber" name="332" href="#332">332</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/commons/configuration/ConfigurationException.html">ConfigurationException</a>(<span class="jxr_string">"Unable to load the configuration"</span>, e);
<a class="jxr_linenumber" name="333" href="#333">333</a>         }
<a class="jxr_linenumber" name="334" href="#334">334</a>     }
<a class="jxr_linenumber" name="335" href="#335">335</a> 
<a class="jxr_linenumber" name="336" href="#336">336</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="337" href="#337">337</a> <em class="jxr_javadoccomment">     * Parse the value to remove the quotes and ignoring the comment.</em>
<a class="jxr_linenumber" name="338" href="#338">338</a> <em class="jxr_javadoccomment">     * Example:</em>
<a class="jxr_linenumber" name="339" href="#339">339</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment">     * &lt;pre&gt;"value" ; comment -&gt; value&lt;/pre&gt;</em>
<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_javadoccomment">     * &lt;pre&gt;'value' ; comment -&gt; value&lt;/pre&gt;</em>
<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="344" href="#344">344</a> <em class="jxr_javadoccomment">     * @param value</em>
<a class="jxr_linenumber" name="345" href="#345">345</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="346" href="#346">346</a>     <strong class="jxr_keyword">private</strong> String parseValue(String value)
<a class="jxr_linenumber" name="347" href="#347">347</a>     {
<a class="jxr_linenumber" name="348" href="#348">348</a>         value = value.trim();
<a class="jxr_linenumber" name="349" href="#349">349</a> 
<a class="jxr_linenumber" name="350" href="#350">350</a>         <strong class="jxr_keyword">boolean</strong> quoted = value.startsWith(<span class="jxr_string">"\&quot;"</span>) || value.startsWith(<span class="jxr_string">"'"</span>);
<a class="jxr_linenumber" name="351" href="#351">351</a>         <strong class="jxr_keyword">boolean</strong> stop = false;
<a class="jxr_linenumber" name="352" href="#352">352</a>         <strong class="jxr_keyword">boolean</strong> escape = false;
<a class="jxr_linenumber" name="353" href="#353">353</a> 
<a class="jxr_linenumber" name="354" href="#354">354</a>         <strong class="jxr_keyword">char</strong> quote = quoted ? value.charAt(0) : 0;
<a class="jxr_linenumber" name="355" href="#355">355</a> 
<a class="jxr_linenumber" name="356" href="#356">356</a>         <strong class="jxr_keyword">int</strong> i = quoted ? 1 : 0;
<a class="jxr_linenumber" name="357" href="#357">357</a> 
<a class="jxr_linenumber" name="358" href="#358">358</a>         StringBuilder result = <strong class="jxr_keyword">new</strong> StringBuilder();
<a class="jxr_linenumber" name="359" href="#359">359</a>         <strong class="jxr_keyword">while</strong> (i &lt; value.length() &amp;&amp; !stop)
<a class="jxr_linenumber" name="360" href="#360">360</a>         {
<a class="jxr_linenumber" name="361" href="#361">361</a>             <strong class="jxr_keyword">char</strong> c = value.charAt(i);
<a class="jxr_linenumber" name="362" href="#362">362</a> 
<a class="jxr_linenumber" name="363" href="#363">363</a>             <strong class="jxr_keyword">if</strong> (quoted)
<a class="jxr_linenumber" name="364" href="#364">364</a>             {
<a class="jxr_linenumber" name="365" href="#365">365</a>                 <strong class="jxr_keyword">if</strong> ('&#92;&#92;' == c &amp;&amp; !escape)
<a class="jxr_linenumber" name="366" href="#366">366</a>                 {
<a class="jxr_linenumber" name="367" href="#367">367</a>                     escape = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="368" href="#368">368</a>                 }
<a class="jxr_linenumber" name="369" href="#369">369</a>                 <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (!escape &amp;&amp; quote == c)
<a class="jxr_linenumber" name="370" href="#370">370</a>                 {
<a class="jxr_linenumber" name="371" href="#371">371</a>                     stop = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="372" href="#372">372</a>                 }
<a class="jxr_linenumber" name="373" href="#373">373</a>                 <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (escape &amp;&amp; quote == c)
<a class="jxr_linenumber" name="374" href="#374">374</a>                 {
<a class="jxr_linenumber" name="375" href="#375">375</a>                     escape = false;
<a class="jxr_linenumber" name="376" href="#376">376</a>                     result.append(c);
<a class="jxr_linenumber" name="377" href="#377">377</a>                 }
<a class="jxr_linenumber" name="378" href="#378">378</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="379" href="#379">379</a>                 {
<a class="jxr_linenumber" name="380" href="#380">380</a>                     <strong class="jxr_keyword">if</strong> (escape)
<a class="jxr_linenumber" name="381" href="#381">381</a>                     {
<a class="jxr_linenumber" name="382" href="#382">382</a>                         escape = false;
<a class="jxr_linenumber" name="383" href="#383">383</a>                         result.append('&#92;&#92;');
<a class="jxr_linenumber" name="384" href="#384">384</a>                     }
<a class="jxr_linenumber" name="385" href="#385">385</a> 
<a class="jxr_linenumber" name="386" href="#386">386</a>                     result.append(c);
<a class="jxr_linenumber" name="387" href="#387">387</a>                 }
<a class="jxr_linenumber" name="388" href="#388">388</a>             }
<a class="jxr_linenumber" name="389" href="#389">389</a>             <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="390" href="#390">390</a>             {
<a class="jxr_linenumber" name="391" href="#391">391</a>                 <strong class="jxr_keyword">if</strong> (COMMENT_CHARS.indexOf(c) == -1)
<a class="jxr_linenumber" name="392" href="#392">392</a>                 {
<a class="jxr_linenumber" name="393" href="#393">393</a>                     result.append(c);
<a class="jxr_linenumber" name="394" href="#394">394</a>                 }
<a class="jxr_linenumber" name="395" href="#395">395</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="396" href="#396">396</a>                 {
<a class="jxr_linenumber" name="397" href="#397">397</a>                     stop = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="398" href="#398">398</a>                 }
<a class="jxr_linenumber" name="399" href="#399">399</a>             }
<a class="jxr_linenumber" name="400" href="#400">400</a> 
<a class="jxr_linenumber" name="401" href="#401">401</a>             i++;
<a class="jxr_linenumber" name="402" href="#402">402</a>         }
<a class="jxr_linenumber" name="403" href="#403">403</a> 
<a class="jxr_linenumber" name="404" href="#404">404</a>         String v = result.toString();
<a class="jxr_linenumber" name="405" href="#405">405</a>         <strong class="jxr_keyword">if</strong> (!quoted)
<a class="jxr_linenumber" name="406" href="#406">406</a>         {
<a class="jxr_linenumber" name="407" href="#407">407</a>             v = v.trim();
<a class="jxr_linenumber" name="408" href="#408">408</a>         }
<a class="jxr_linenumber" name="409" href="#409">409</a>         <strong class="jxr_keyword">return</strong> v;
<a class="jxr_linenumber" name="410" href="#410">410</a>     }
<a class="jxr_linenumber" name="411" href="#411">411</a> 
<a class="jxr_linenumber" name="412" href="#412">412</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="413" href="#413">413</a> <em class="jxr_javadoccomment">     * Add quotes around the specified value if it contains a comment character.</em>
<a class="jxr_linenumber" name="414" href="#414">414</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="415" href="#415">415</a>     <strong class="jxr_keyword">private</strong> String formatValue(String value)
<a class="jxr_linenumber" name="416" href="#416">416</a>     {
<a class="jxr_linenumber" name="417" href="#417">417</a>         <strong class="jxr_keyword">boolean</strong> quoted = false;
<a class="jxr_linenumber" name="418" href="#418">418</a> 
<a class="jxr_linenumber" name="419" href="#419">419</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; COMMENT_CHARS.length() &amp;&amp; !quoted; i++)
<a class="jxr_linenumber" name="420" href="#420">420</a>         {
<a class="jxr_linenumber" name="421" href="#421">421</a>             <strong class="jxr_keyword">char</strong> c = COMMENT_CHARS.charAt(i);
<a class="jxr_linenumber" name="422" href="#422">422</a>             <strong class="jxr_keyword">if</strong> (value.indexOf(c) != -1)
<a class="jxr_linenumber" name="423" href="#423">423</a>             {
<a class="jxr_linenumber" name="424" href="#424">424</a>                 quoted = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="425" href="#425">425</a>             }
<a class="jxr_linenumber" name="426" href="#426">426</a>         }
<a class="jxr_linenumber" name="427" href="#427">427</a> 
<a class="jxr_linenumber" name="428" href="#428">428</a>         <strong class="jxr_keyword">if</strong> (quoted)
<a class="jxr_linenumber" name="429" href="#429">429</a>         {
<a class="jxr_linenumber" name="430" href="#430">430</a>             <strong class="jxr_keyword">return</strong> '&quot;' + value.replaceAll(<span class="jxr_string">"\&quot;"</span>, <span class="jxr_string">"&#92;&#92;&#92;&#92;&#92;&#92;\&quot;"</span>) + '&quot;';
<a class="jxr_linenumber" name="431" href="#431">431</a>         }
<a class="jxr_linenumber" name="432" href="#432">432</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="433" href="#433">433</a>         {
<a class="jxr_linenumber" name="434" href="#434">434</a>             <strong class="jxr_keyword">return</strong> value;
<a class="jxr_linenumber" name="435" href="#435">435</a>         }
<a class="jxr_linenumber" name="436" href="#436">436</a>     }
<a class="jxr_linenumber" name="437" href="#437">437</a> 
<a class="jxr_linenumber" name="438" href="#438">438</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="439" href="#439">439</a> <em class="jxr_javadoccomment">     * Determine if the given line is a comment line.</em>
<a class="jxr_linenumber" name="440" href="#440">440</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="441" href="#441">441</a> <em class="jxr_javadoccomment">     * @param line The line to check.</em>
<a class="jxr_linenumber" name="442" href="#442">442</a> <em class="jxr_javadoccomment">     * @return true if the line is empty or starts with one of the comment</em>
<a class="jxr_linenumber" name="443" href="#443">443</a> <em class="jxr_javadoccomment">     * characters</em>
<a class="jxr_linenumber" name="444" href="#444">444</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="445" href="#445">445</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isCommentLine(String line)
<a class="jxr_linenumber" name="446" href="#446">446</a>     {
<a class="jxr_linenumber" name="447" href="#447">447</a>         <strong class="jxr_keyword">if</strong> (line == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="448" href="#448">448</a>         {
<a class="jxr_linenumber" name="449" href="#449">449</a>             <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="450" href="#450">450</a>         }
<a class="jxr_linenumber" name="451" href="#451">451</a>         <em class="jxr_comment">// blank lines are also treated as comment lines</em>
<a class="jxr_linenumber" name="452" href="#452">452</a>         <strong class="jxr_keyword">return</strong> line.length() &lt; 1 || COMMENT_CHARS.indexOf(line.charAt(0)) &gt;= 0;
<a class="jxr_linenumber" name="453" href="#453">453</a>     }
<a class="jxr_linenumber" name="454" href="#454">454</a> 
<a class="jxr_linenumber" name="455" href="#455">455</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="456" href="#456">456</a> <em class="jxr_javadoccomment">     * Determine if the given line is a section.</em>
<a class="jxr_linenumber" name="457" href="#457">457</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="458" href="#458">458</a> <em class="jxr_javadoccomment">     * @param line The line to check.</em>
<a class="jxr_linenumber" name="459" href="#459">459</a> <em class="jxr_javadoccomment">     * @return true if the line contains a secion</em>
<a class="jxr_linenumber" name="460" href="#460">460</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="461" href="#461">461</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isSectionLine(String line)
<a class="jxr_linenumber" name="462" href="#462">462</a>     {
<a class="jxr_linenumber" name="463" href="#463">463</a>         <strong class="jxr_keyword">if</strong> (line == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="464" href="#464">464</a>         {
<a class="jxr_linenumber" name="465" href="#465">465</a>             <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="466" href="#466">466</a>         }
<a class="jxr_linenumber" name="467" href="#467">467</a>         <strong class="jxr_keyword">return</strong> line.startsWith(<span class="jxr_string">"["</span>) &amp;&amp; line.endsWith(<span class="jxr_string">"]"</span>);
<a class="jxr_linenumber" name="468" href="#468">468</a>     }
<a class="jxr_linenumber" name="469" href="#469">469</a> 
<a class="jxr_linenumber" name="470" href="#470">470</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="471" href="#471">471</a> <em class="jxr_javadoccomment">     * Return a set containing the sections in this ini configuration. Note that</em>
<a class="jxr_linenumber" name="472" href="#472">472</a> <em class="jxr_javadoccomment">     * changes to this set do not affect the configuration.</em>
<a class="jxr_linenumber" name="473" href="#473">473</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_javadoccomment">     * @return a set containing the sections.</em>
<a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="476" href="#476">476</a>     <strong class="jxr_keyword">public</strong> Set&lt;String&gt; getSections()
<a class="jxr_linenumber" name="477" href="#477">477</a>     {
<a class="jxr_linenumber" name="478" href="#478">478</a>         Set&lt;String&gt; sections = <strong class="jxr_keyword">new</strong> TreeSet&lt;String&gt;();
<a class="jxr_linenumber" name="479" href="#479">479</a> 
<a class="jxr_linenumber" name="480" href="#480">480</a>         Iterator&lt;String&gt; keys = getKeys();
<a class="jxr_linenumber" name="481" href="#481">481</a>         <strong class="jxr_keyword">while</strong> (keys.hasNext())
<a class="jxr_linenumber" name="482" href="#482">482</a>         {
<a class="jxr_linenumber" name="483" href="#483">483</a>             String key = keys.next();
<a class="jxr_linenumber" name="484" href="#484">484</a>             <strong class="jxr_keyword">int</strong> index = key.indexOf(<span class="jxr_string">"."</span>);
<a class="jxr_linenumber" name="485" href="#485">485</a>             <strong class="jxr_keyword">if</strong> (index &gt;= 0)
<a class="jxr_linenumber" name="486" href="#486">486</a>             {
<a class="jxr_linenumber" name="487" href="#487">487</a>                 sections.add(key.substring(0, index));
<a class="jxr_linenumber" name="488" href="#488">488</a>             }
<a class="jxr_linenumber" name="489" href="#489">489</a>         }
<a class="jxr_linenumber" name="490" href="#490">490</a> 
<a class="jxr_linenumber" name="491" href="#491">491</a>         <strong class="jxr_keyword">return</strong> sections;
<a class="jxr_linenumber" name="492" href="#492">492</a>     }
<a class="jxr_linenumber" name="493" href="#493">493</a> }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
</html>

